As of the end of the 2007 season, Nolan Ryan holds the MLB single season and career strikeout records. In 1974, he struckout 383 batters and, for his career, he struckout 5,714 batters.
As of the 2010 season, the Yankees team record for strikeouts by a pitcher in a season is 248 by Ron Guidry in 1978.
As of the 2008 season, that would be Hall of Famer Ferguson Jenkins with 2,038.
Johan Santana with 265 strikeouts in 2004.
Through the 2011 season, Mariano Rivera has 1,111 career strikeouts. He also has 110 career postseason strikeouts.
Sandy Koufax with 382 strikeouts in 1965.
For a single season, that is Ron Guidry with 248 in 1978. For a career, that is Whitey Ford with 1,956.
As of the start of the 2007 season, Whitey Ford of the New York Yankees holds the career strikeout record in World Series play with 94.
In the 2011 season, he has 147 strikeouts. In his career, he has struck out 1,861 batters
In the modern era, the leader is Nolan Ryan, who had 383 strikeouts with the California Angels in 1973.
Nolan Ryan with 383 (modern record - in the 1800s teams only had one pitcher and some of those guys had 500+ strikeouts per season)
Nolan Ryan struckout 5,714 batters during his MLB career. Lincecum currently has (as of August 2, 2009) 606 career strikeouts with 191 strikeouts in the 2009 season. He has started 22 games in 2009 and last season started 33, therefore, he has about 11 starts left in 2009. Prorating his strikeouts for these 11 starts, he would wind up with 286 strikeouts for the 2009 season which would give him 691 strikeouts for his career. This would mean he would have to strikeout 5,024 more batters in his career to break Ryan's record. Over 20 more seasons, he would have to average 251.2 strikeouts per season to accomplish this.
Through the 2008 season: Batter: Alfonso Soriano with 157 strikeouts in 2002. Pitcher: Ron Guidry with 248 strikeouts in 1978.
Randy Johnson: Entering the 2008 season, he was 56 strikeouts behind Roger Clemens for second all time. Through his August 6th start against Pittsburgh, he had 114 strikeouts for the season, closing the gap to Nolan Ryan (1st all-time) to slightly under 1,000 strikeouts. http://www.enth.com/Home.aspx?q=what+pitcher+has+the+most+strikeouts
Albert Pujols with 704 strikeouts and 445 HRs through the 2011 season.
Matt Kilroy holds the record for most strikeouts by a pitcher in a single season with 513 in 1886. Nolan Ryan holds the modern day record with 383 in 1973.
Nolan Ryan had career regular season stats of 5386 innings pitched and 5714 strikeouts for an average of 1.06 strikeouts per inning.
During the regular season Mantle had 1710
For the 2007 season, Jake Peavy of the San Diego Padres led all MLB pitchers in strikeouts with 240.
Through 6 games of the 2010 season, 1116.
Including the 2010 Season, 67 Strikeouts
Including the 2010 Season, 151 Strikeouts
Mickey Lolich with 308 in 1971.
As of the 2008 season, that is Ferguson Jenkins who struck out 274 batters in 1970.
Nolan Ryan of the 1989 Texas Rangers with 301 strikeouts at the age of 42.